building libgcj on irix 6.5

[Anthony Green]

Andrew wrote:
> On some machines other choices are preferable, and we simply don't
> have range based exception handling for other targets.

If someone can implement a configure check for range based EH, then we
can set a reasonable default at configure time (my understanding is
that the pc range based scheme is preferable in general).

Also, given configure.host patches, we can hard code different
defaults for different targets.

AG

-- 
Anthony Green                                               Cygnus Solutions
                                                       Sunnyvale, California